28385055

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21751}}^1$

素因数の和:21791

約数の個数: 24

約数和(自身を含む): 50899680

約数和(自身を除く): 22514625

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 21751, 65253, 108755, 195759, 326265, 630779, 978795, 1892337, 3153895, 5677011, 9461685, 28385055]

約数ペア:

[(1, 28385055), (3, 9461685), (5, 5677011), (9, 3153895), (15, 1892337), (29, 978795), (45, 630779), (87, 326265), (145, 195759), (261, 108755), (435, 65253), (1305, 21751)]